1.Unique Colors: Include 4 black ink gel pens, Fine point 0.5mm; Color include Green, Blue, Pink and Khaki Color.2.Smooth and Quick-drying Ink: 0.5 mm Retractable Black Gel Pens provide you smooth writing. Ink flows smoothly and evenly in every pen. The quick-drying ink is immediately dry and will not be smeared, keeping your books or paintings clean and tidy.3.Comfortable Grip: The ergonomic grip of the quick dry gel pens is comfortable and non-slip, so you dont feel tired when you use it for a long time, giving you a good writing and drawing experience.4.Multi-function Pen Clip: You can clip the ballpoint pens to the book or the bag, which is convenient to carry and prevent loss, makes it a great choice for students and adults.5.Widely Useful: Superior ink quality prevents your documents from fading, no smudging or bleed-through, which makes it a great value for using at home, at school, at work, in the office or on any other purpose.